As scientists have learned more about atoms models of atoms, models of atoms have changed. One of the first atomic models was a solid ball, such as marble.
What are two limitations of using a marble to model an atom?
A) The model is much harder to see than a real atom.
B) The model is not made of commonly available materials or objects.
C) The model does not move or behave like a real atom.
D) The model does not show the true size of an atom.
Answers: 3
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One statements is an example of a scientific observation. another statement is an example of a scientific explanation. identify the correct statement for each category to illustrate how scientific explanations are inferred from scientific observations.
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Despite the differences in mature plant cells, all of them are derived from meristem cells. the three major types of tissue systems develop from the meristem. meristems develop cells in all but which tissue?
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Which gas found in the earth's atmosphere greatly impacts the daily range of temperature on earth. a) oxygen b) hydrogen c) nitrogen d) water vapor
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As scientists have learned more about atoms models of atoms, models of atoms have changed. One of th...
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